//------------------------------------------------------------------------------
// The contents of this file are subject to the nopCommerce Public License Version 1.0 ("License"); you may not use this file except in compliance with the License.
// You may obtain a copy of the License at  http://www.nopCommerce.com/License.aspx. 
// 
// Software distributed under the License is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. 
// See the License for the specific language governing rights and limitations under the License.
// 
// The Original Code is nopCommerce.
// The Initial Developer of the Original Code is NopSolutions.
// All Rights Reserved.
// 
// Contributor(s): _______. 
//------------------------------------------------------------------------------

using System;
using System.Web.UI;
using System.Web.UI.WebControls;
using NopSolutions.NopCommerce.BusinessLogic;
using NopSolutions.NopCommerce.BusinessLogic.SEO;
using NopSolutions.NopCommerce.Common;
using NopSolutions.NopCommerce.Common.Utils;

namespace NopSolutions.NopCommerce.Web.Modules
{
    public partial class ProductWriteReview : BaseNopFrontendUserControl
    {
        protected override void OnInit(EventArgs e) {
            base.OnInit(e);

            Load += new EventHandler(ProductWriteReview_Load);
            btnReview.Click+=new EventHandler(btnReview_Click);
        }

        void ProductWriteReview_Load(object sender, EventArgs e) {
            if (!Page.IsPostBack)
                BindData();
        }

        protected void BindData() {
            pnlError.Visible = false;

            var product = this.ProductService.GetProductById(this.ProductId);
            if (product != null && product.AllowCustomerReviews) {
                FillRatingDropDowns();

                if (NopContext.Current.User == null && this.CustomerService.AllowAnonymousUsersToReviewProduct)
                    this.CustomerService.CreateAnonymousUser();

                if (NopContext.Current.User == null || (NopContext.Current.User.IsGuest && !this.CustomerService.AllowAnonymousUsersToReviewProduct)) {
                    pnlFeedback.Visible = true;
                    lblLeaveYourReview.Text = GetLocaleResourceString("Products.OnlyRegisteredUsersCanWriteReviews");
                    txtProductReviewTitle.Enabled = false;
                    txtProductReviewText.Enabled = false;
                    btnReview.Enabled = false;
                }
                else {
                    pnlFeedback.Visible = false;
                    lblLeaveYourReview.Text = string.Empty;
                    txtProductReviewTitle.Enabled = true;
                    txtProductReviewText.Enabled = true;
                    btnReview.Enabled = true;
                }
            }
            else
                this.Visible = false;
        }

        private void FillRatingDropDowns() {
            this.rblRating.Items.Clear();
            for (int i = 1; i <= 5; i++) {
                ListItem ddlRatingItem = new ListItem(string.Empty, i.ToString());
                this.rblRating.Items.Add(ddlRatingItem);
                if (i == 4)
                    ddlRatingItem.Selected = true;
            }
        }

        protected void btnReview_Click(object sender, EventArgs e) {
            try {
                if (Page.IsValid) {
                    var product = this.ProductService.GetProductById(this.ProductId);
                    if (product != null && product.AllowCustomerReviews) {
                        if (NopContext.Current.User == null && this.CustomerService.AllowAnonymousUsersToReviewProduct)
                            this.CustomerService.CreateAnonymousUser();

                        if (NopContext.Current.User == null || (NopContext.Current.User.IsGuest && !this.CustomerService.AllowAnonymousUsersToReviewProduct)) {
                            pnlFeedback.Visible = true;
                            lblLeaveYourReview.Text = GetLocaleResourceString("Products.OnlyRegisteredUsersCanWriteReviews");
                            return;
                        }

                        string productReviewTitle = txtProductReviewTitle.Text.Trim();
                        string productReviewText = txtProductReviewText.Text.Trim();
                        if (String.IsNullOrEmpty(productReviewTitle)) {
                            throw new NopException(GetLocaleResourceString("Products.PleaseEnterReviewTitle"));
                        }
                        if (String.IsNullOrEmpty(productReviewText)) {
                            throw new NopException(GetLocaleResourceString("Products.PleaseEnterReviewText"));
                        }

                        int rating = 4;
                        if (rblRating.SelectedItem != null)
                            rating = int.Parse(rblRating.SelectedItem.Value);
                        bool isApproved = !this.CustomerService.ProductReviewsMustBeApproved;

                        this.ProductService.InsertProductReview(product.ProductId, NopContext.Current.User.CustomerId,
                            productReviewTitle, productReviewText,
                            rating, 0, 0, isApproved, DateTime.UtcNow);
                        txtProductReviewTitle.Text = string.Empty;
                        txtProductReviewText.Text = string.Empty;

                        if (!isApproved) {
                            pnlFeedback.Visible = true;
                            lblLeaveYourReview.Text = GetLocaleResourceString("Products.You'llSeeYourProductReviewAfterApprovingByStoreAdministrator");
                        }
                        else {
                            string productURL = SEOHelper.GetProductUrl(product);
                            Response.Redirect(productURL);
                        }
                    }
                    else
                        Response.Redirect(CommonHelper.GetStoreLocation());
                }
            }
            catch (Exception exc) {
                pnlError.Visible = true;
                lErrorMessage.Text = Server.HtmlEncode(exc.Message);
            }
        }

        public int ProductId {
            get {
                return CommonHelper.RouteStringInt("productId");
            }
        }
    }
}